[ Grammar ]
I … my studies by 1990.
A. Completed
B. Have completed
C. Had completed
D. Was completing

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Es and SAdverbs, Infinitives, Definite ArticleSuffixes and TensesPresent Simple TenseVerb 3 formsAdverbial Clauses of Manner and ResultModals for Ability, Possibility and PermissionPresent/Future/Past Simple/Present PerfectPronouns, Sentence Structure, and ApostrophesExpressing Obligation and ModalsOther quiz:
So / Neither / Either / Too › ViewI am not going to work tomorrow.__________am I.
A. So
B. Too
C. Neither
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Future Tenses › View
It’s hot in here. ___ I (open) the window?
A. Do I open
B. Am I going to open
C. Am I opening
D. Shall I open?